Designed for every-day use, this multi-powered multi-purpose radio is more than a mere emergency radio. It is capable of being used with an optional AC adapter, batteries, or elbow grease power by the Dynamo crank. Sangean has the reputation for making the world's best radios. It also has other power options giving you handy features like an emergency light, an emergency siren, and an easy to read dialing face so that you can quickly and easily tune in your favorite station in those emergency situations. It uses a Rotary Tuning System, Rotary Volume Control, and Illumination Lamp. Additionally, it uses 2 'AA' batteries, or 3V DC power adapter (not included), or Dynamo Power Crank.